First of all, you must contact a good tutor to find out who the subject is and who to follow. If you don’t have such conditions, go to your senior brother or sister in the major you are applying for and ask about the specific situation. That tutor, and you need to consult the admissions office, that is, the admissions office teacher of this major. In fact, the most important thing is that you have to study hard. As long as you reach the score, you won't be afraid of these things. You still have to study hard first, and it is also necessary to contact the tutor. An indispensable way.